From 597fa65373b824c840212cf238a73ae13dc35494 Mon Sep 17 00:00:00 2001
From: Johnny Chen <johnny.chen@apple.com>
Date: Fri, 22 Apr 2011 19:12:43 +0000
Subject: Disassembly of A8.6.59 LDR (literal) Encoding T1 (16-bit thumb
 instruction) should print out ldr, not ldr.n.

rdar://problem/9267772


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130008 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/ARMDecoderEmitter.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'utils')

diff --git a/utils/TableGen/ARMDecoderEmitter.cpp b/utils/TableGen/ARMDecoderEmitter.cpp
index ed44f82..62bd1c6 100644
--- a/utils/TableGen/ARMDecoderEmitter.cpp
+++ b/utils/TableGen/ARMDecoderEmitter.cpp
@@ -1652,6 +1652,11 @@ ARMDEBackend::populateInstruction(const CodeGenInstruction &CGI,
         Name == "t2ADDrSPi12" || Name == "t2SUBrSPi12")
       return false;
 
+    // FIXME: Use ldr.n to work around a Darwin assembler bug.
+    // Introduce a workaround with tLDRpciDIS opcode.
+    if (Name == "tLDRpci")
+      return false;
+
     // Ignore t2LDRDpci, prefer the generic t2LDRDi8, t2LDRD_PRE, t2LDRD_POST.
     if (Name == "t2LDRDpci")
       return false;
-- 
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